【Daily Topic】【Electrical Edition 20160827】

2016-08-27View Original

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Participation reward: 2 Wealth. Reward for correct answer: 9 Wealth. Electrical functional grounding mainly includes ( ) and so on. 　　A. Anti-static grounding B. DC grounding C. AC grounding D. Signal grounding Correct answer: BD

Reply #22016-08-27

Electrical functional grounding mainly includes (BD), etc. 　　A. Anti-static grounding B. DC grounding C. AC grounding D. Signal grounding

Reply #32016-08-27

B. DC grounding D. Signal grounding

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【Daily Topic】【Electrical Edition 20160827】

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